Karl Rove's political action committee releases advert attacking administration for funding collapsed solar panel company

Coalition of groups representing 12 million people hails localising of energy generation, but bemoans lack of state support

Cross-party report says government misrepresented findings on future electricity demand and ignored case against nuclear

Prime minister's lack of leadership on green issues among concerns raised by head of charity that helped rebrand party

Japanese government ordered tests on all reactors after Fukushima meltdown, but advisers say they do not prove a plant is safe

Nuclear Decommissioning Authority sees technology as immature and commercially unproven, internal emails reveal

Chris Huhne's support for higher 30 per cent emissions cut target gets boost as European Commission analysis concludes it would actually save money over a smaller cut

Corporations have a leading role to play to make sure "mankind doesn't spread willy nilly over every square yard of the globe", says naturalist

Survey reveals greater pressure on major players such as Apple and the Beijing government to clean up

Government's flagship green policy appears doomed after figures show 93 per cent decline in efficiency measure